SOC 51-8031 · May 2025 · BLS OEWS
Water and Wastewater Treatment Plant and System Operators — San Diego
San Diego-Chula Vista-Carlsbad, CA · 10 metro areas compared
In San Diego, CA the median wage for Water and Wastewater Treatment Plant and System Operators reaches $79,630 a year.
Wage distribution · annual
Shaded band holds the middle 50% of earners
Salary overview
In San Diego, CA the median wage for Water and Wastewater Treatment Plant and System Operators reaches $79,630 a year. That is 32.7% more than the national median of $60,020. Pay ranges from under $61,390 at the tenth percentile to more than $108,020 at the ninetieth, with the interquartile range running from $70,000 to $102,770.
The area has 880 jobs in this occupation, giving a location quotient of 0.69 — a measure of how concentrated the occupation is here relative to the country as a whole. Within the state, San Francisco records the highest median at $125,160. Of the 671 occupations with published wages in this area, it sits 263rd.
Percentile breakdown
| Percentile | Annual | vs US median |
|---|---|---|
| 10th | $61,390 | +2.3% |
| 25th | $70,000 | +16.6% |
| Median (50th) | $79,630 | +32.7% |
| 75th | $102,770 | +71.2% |
| 90th | $108,020 | +80.0% |
| Mean | $84,670 | +41.1% |
Other metro areas in California
| # | Metro area | Median | Jobs | Relative |
|---|---|---|---|---|
| 1 | San Francisco | $125,160 | 1,040 | |
| 2 | San Jose | $108,190 | 460 | |
| 3 | Vallejo | $106,150 | 200 | |
| 4 | Napa | $101,540 | 100 | |
| 5 | Santa Cruz | $94,060 | 80 | |
| 6 | Santa Maria | $85,960 | 250 | |
| 7 | Sacramento | $85,950 | 1,010 | |
| 8 | San Luis Obispo | $83,190 | 200 | |
| 9 | Riverside | $82,780 | 1,580 | |
| 10 | Los Angeles | $82,460 | 2,230 |
What the pay is worth locally
Prices in San Diego run 10.7% above the national average, so the median of $79,630 buys what $71,933 would elsewhere in the country. Measured that way the gap against the national median narrows to 19.8% above the national median in real terms.
Published median
$79,630as reported by BLSLocal price level
110.7US average = 100 · BEA 2024Adjusted for local prices
$71,933US average = 100 · BEA 2024Key takeaways
- Median pay is $79,630 a year, 32.7% above the national median.
- Published pay spans $61,390 to $108,020 between the tenth and ninetieth percentiles.
- The area has 880 jobs in this occupation.
- The highest-paying metro area covered is San Francisco, at $125,160.
Frequently asked questions
What is the median wage for Water and Wastewater Treatment Plant and System Operators in San Diego, CA?
The median annual wage is $79,630, or $38.29 per hour, as of May 2025. Half of the workers in this occupation earn more than that and half earn less.
Is that higher than the national average?
The national median for this occupation is $60,020, so pay in San Diego, CA is 32.7% higher. These figures are medians, not averages: half of workers fall on each side.
What do the top earners make?
The top tenth of this occupation in San Diego, CA earns more than $108,020 per year. The ninetieth percentile is the highest figure the survey publishes.
What is the starting range?
The tenth percentile wage is $61,390 per year. The survey measures wages actually paid rather than experience level, so this reflects the lowest-paid tenth rather than entry-level pay specifically.
Which area nearby pays the most?
The highest median for this occupation among the metro areas covered is in San Francisco, at $125,160 per year.
How many jobs are there in this occupation here?
The survey estimates 880 jobs in this occupation in San Diego, CA. Self-employed workers are not included.
Source and methodology
U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025 Wages are for wage-and-salary workers; self-employed workers are not included. Salary Explorer is an independent project. It is not affiliated with, or endorsed by, the U.S. Bureau of Labor Statistics or any government agency. Full methodology.
Explore related data